By: Zwiener H.B. No. 3843 A BILL TO BE ENTITLED AN ACT relating to the authority of a county to regulate impervious cover around certain floodplains. BE IT ENACTED BY THE LEGISLATURE OF THE STATE OF TEXAS: SECTION 1. Subchapter Z, Chapter 240, Local Government Code, is amended by adding Section 240.911 to read as follows: Sec. 240.911. REGULATION OF IMPERVIOUS COVER AROUND CERTAIN FLOODPLAINS. The commissioners court of a county may regulate, including by adopting zoning regulations, impervious cover located in the unincorporated area of the county provided that area is also within 100 feet outside the 100-year floodplain of perennial and intermittent streams and rivers. SECTION 2. This Act takes effect immediately if it receives a vote of two-thirds of all the members elected to each house, as provided by Section 39, Article III, Texas Constitution. If this Act does not receive the vote necessary for immediate effect, this Act takes effect September 1, 2021.